Home / 107,515.72-148,336.98-59,759.86

Finding the Fourth Proportional to 107,515.72, 148,336.98 and 59,759.86

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Solution

The fourth proportional to 107,515.72, 148,336.98 and 59,759.86 is: 82,449.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,515.72 : 148,336.98 = 59,759.86 : x
  2. Step 2: Convert to fraction form
    107,515.72/148,336.98 = 59,759.86/x
  3. Step 3: Cross multiply
    107,515.72x = 148,336.98 × 59,759.86
  4. Step 4: Simplify right side
    107,515.72x = 8,864,597,157.62
  5. Step 5: Solve for x
    x = 8,864,597,157.62/107,515.72
  6. Step 6: Final answer
    x = 82,449.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.